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Re: Bid tarsus



> Many of the features that you discussed in the original post are, to me,
> really dubious. Tooth structure, for example, is highly variable in crocs.
> Some crocs do have serrate teeth and many crocs do not have a constricted
> base to the crown. The fact that these characters vary within crocs means
> that they must be used with caution in phylogenetic analyses, particularly
> outside of the crocodilia.

     Do you have any references for this variation in tooth morphology?

LN Jeff
O-